545484209211 has 12 divisors (see below), whose sum is σ = 789045641280. Its totient is φ = 363137367600.

The previous prime is 545484209197. The next prime is 545484209213. The reversal of 545484209211 is 112902484545.

545484209211 is a `hidden beast` number, since 5 + 4 + 5 + 4 + 8 + 420 + 9 + 211 = 666.

It is not a de Polignac number, because 545484209211 - 2⁹ = 545484208699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545484209213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43224331 + ... + 43236948.

It is an arithmetic number, because the mean of its divisors is an integer number (65753803440).

Almost surely, 2^545484209211 is an apocalyptic number.

545484209211 is a deficient number, since it is larger than the sum of its proper divisors (243561432069).

545484209211 is a wasteful number, since it uses less digits than its factorization.

545484209211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86461986 (or 86461983 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 545484209211 in words is "five hundred forty-five billion, four hundred eighty-four million, two hundred nine thousand, two hundred eleven".